Tenuta stomps and twists her boot into a
guy's nuts at a camp where femme guys are being trained to be butch.
Movie also features a great F/M knee scene by a chick in nylons and heels
and a scene where Tenuta fakes out a ball kick to a guy during a
self-defense demo.

47 mins into the movie, David (Jerry O'Connell) gets kicked in the nuts and is beat up, as he is down, by 4 women of the same dating service.
http://www.youtube.com/watch?v=g7S9tAMk1Ss Clip: http://femdomspace.com/videos/play/femdomspace/751/buying-the-cow-ballbusting-scene-groin-kick

An automobile dealer with many
girlfriends gets a,kk knee to the nuts by one of them.
69:30 offscreen 'TNC' Clip: http://femdomspace.com/videos/play/femdomspace/8508/cadillac-man-1990-angry-girlfriend-knees-balls

Lou ferrigno (the Hulk) fights a guy then has to contend with his girlfriend, he blockes her punches, but she gets him with a good kick in the nuts. She looks great, miniskirt , highheels. Lou gets the wind knocked out of him.

In Season 4, Episode 8, Hank's latest girlfriend Sasha (Timlin) is visiting him when her mother comes out of the john, half-exposed. "You fucked my mother?" Sasha snaps and kicks Hank in the crotch on screen and stalks off.
LINK:http://www.youtube.com/watch?v=bcSWoiMzW7s&

S6E5 00:19:40 Ophelia (Maggie Wheeler) and Marcy (Pamela Adlon) talk Stu into wearing a "cock cage" chastity device in order to prove he's sorry for cheating on Marcy. They explain that when he's wearing it, any erection will be painful. Later in the episode, he's sitting on a couch and they turn on the TV to a porn station to get him excited. As they leave he screams.
S6E8 00:24:40 Ophelia tases Stu in the nads.
S6E11 00:19:30 Ophelia has tied up Marcy and Charlie Runkle. She comes in from outside holding a pair of gardening shears and threatens to chop off Charlie's dick. Marcy pretends to go along with it, and there are some additional verbals between her & Ophelia, but then she knocks Ophelia down and lectures her about how crazy she is.

S6E9 00:17:30 Natalie (Sarah Wynter) is at a party and wants to see Atticus, who is in another room with some women. Atticus's bodyguard stops her at the door and won't let her through, so she grabs and squeezes him til he changes his mind. On-screen but brief, not much reaction.